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#1
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I can find no listing in any reference for TIS or any other non
commercial station in KY. Regarding my hunt for the UNID 1640 station rebroadcasting A NOAA weather stream, I had assumed by content it was at or near Cave Run Lake, near Morehead KY. But we visited there Friday and no signal. I talked to the Corp of Engineers and they suggested we check in Jackson. So off we went. As we approached Jackson it was clear it was not there. But I decided to check the Jackson Airport/NOAA office to see what they knew. They were aware of the TIS stations in Winchester and Richmond that carried NOAA and were for use in the event of a nerve agent leak from the Blue Grass Army Depot in Richmond, but they knew of no station on 1640. They gave me a list of towns where there are low powered NOAA WX transmitters to check and it wasn't in any of them. On a lark we went to Richmond Yesterday and the TIS on 1610 is still only receivable right next the the emergency center. But there was a different station on 1640. This one is clearly connected with the Nerve Agent program and may be in Berea, or it may originate on the depot proper and have a very poor antenna/feedline/transmitter.Due to time constraints we could go further south then the bypass in Richmond. Sooner then later I hope to locate both 1640 transmitters. Terry |
#2
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On Sep 3, 12:02 pm, wrote:
I can find no listing in any reference for TIS or any other non commercial station in KY. Regarding my hunt for the UNID 1640 station rebroadcasting A NOAA weather stream, I had assumed by content it was at or near Cave Run Lake, near Morehead KY. But we visited there Friday and no signal. I talked to the Corp of Engineers and they suggested we check in Jackson. So off we went. As we approached Jackson it was clear it was not there. But I decided to check the Jackson Airport/NOAA office to see what they knew. They were aware of the TIS stations in Winchester and Richmond that carried NOAA and were for use in the event of a nerve agent leak from the Blue Grass Army Depot in Richmond, but they knew of no station on 1640. They gave me a list of towns where there are low powered NOAA WX transmitters to check and it wasn't in any of them. On a lark we went to Richmond Yesterday and the TIS on 1610 is still only receivable right next the the emergency center. But there was a different station on 1640. This one is clearly connected with the Nerve Agent program and may be in Berea, or it may originate on the depot proper and have a very poor antenna/feedline/transmitter.Due to time constraints we could go further south then the bypass in Richmond. Sooner then later I hope to locate both 1640 transmitters. Terry I made a very good DF loop out of a square copper pipe loop a foot on each side and my Wellbrook ALA100 amp. I tried a larger loop (2ft per side) and the null was not very sharp. Perhaps it interacted with my body since I did this handheld. Anyway, DFing AM BCB is pretty trivial. |
#3
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#4
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On Sep 3, 6:47 pm, Telamon
wrote: In article . com, wrote: On Sep 3, 12:02 pm, wrote: I can find no listing in any reference for TIS or any other non commercial station in KY. Regarding my hunt for the UNID 1640 station rebroadcasting A NOAA weather stream, I had assumed by content it was at or near Cave Run Lake, near Morehead KY. But we visited there Friday and no signal. I talked to the Corp of Engineers and they suggested we check in Jackson. So off we went. As we approached Jackson it was clear it was not there. But I decided to check the Jackson Airport/NOAA office to see what they knew. They were aware of the TIS stations in Winchester and Richmond that carried NOAA and were for use in the event of a nerve agent leak from the Blue Grass Army Depot in Richmond, but they knew of no station on 1640. They gave me a list of towns where there are low powered NOAA WX transmitters to check and it wasn't in any of them. On a lark we went to Richmond Yesterday and the TIS on 1610 is still only receivable right next the the emergency center. But there was a different station on 1640. This one is clearly connected with the Nerve Agent program and may be in Berea, or it may originate on the depot proper and have a very poor antenna/feedline/transmitter.Due to time constraints we could go further south then the bypass in Richmond. Sooner then later I hope to locate both 1640 transmitters. Terry I made a very good DF loop out of a square copper pipe loop a foot on each side and my Wellbrook ALA100 amp. I tried a larger loop (2ft per side) and the null was not very sharp. Perhaps it interacted with my body since I did this handheld. Anyway, DFing AM BCB is pretty trivial. Try a round loop next time. It should have better nulls. -- Telamon Ventura, California I have access to several loops, but given my curent limited mobility I can't handle a larger loop very well..... At least this gives me something to do while my arm heals. Terry |
#5
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On Sep 3, 3:47 pm, Telamon
wrote: In article . com, wrote: On Sep 3, 12:02 pm, wrote: I can find no listing in any reference for TIS or any other non commercial station in KY. Regarding my hunt for the UNID 1640 station rebroadcasting A NOAA weather stream, I had assumed by content it was at or near Cave Run Lake, near Morehead KY. But we visited there Friday and no signal. I talked to the Corp of Engineers and they suggested we check in Jackson. So off we went. As we approached Jackson it was clear it was not there. But I decided to check the Jackson Airport/NOAA office to see what they knew. They were aware of the TIS stations in Winchester and Richmond that carried NOAA and were for use in the event of a nerve agent leak from the Blue Grass Army Depot in Richmond, but they knew of no station on 1640. They gave me a list of towns where there are low powered NOAA WX transmitters to check and it wasn't in any of them. On a lark we went to Richmond Yesterday and the TIS on 1610 is still only receivable right next the the emergency center. But there was a different station on 1640. This one is clearly connected with the Nerve Agent program and may be in Berea, or it may originate on the depot proper and have a very poor antenna/feedline/transmitter.Due to time constraints we could go further south then the bypass in Richmond. Sooner then later I hope to locate both 1640 transmitters. Terry I made a very good DF loop out of a square copper pipe loop a foot on each side and my Wellbrook ALA100 amp. I tried a larger loop (2ft per side) and the null was not very sharp. Perhaps it interacted with my body since I did this handheld. Anyway, DFing AM BCB is pretty trivial. Try a round loop next time. It should have better nulls. -- Telamon Ventura, California I made the loop myself so round isn't as easy as square. However, if the nulls are sharper, I would make the effort. Anywhere on the net I can read about the difference between round and square loops. Note the newest Wellbrook design is using a triangular loop. |
#6
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On Sep 3, 11:59 pm, wrote:
On Sep 3, 3:47 pm, Telamon wrote: In article . com, wrote: On Sep 3, 12:02 pm, wrote: I can find no listing in any reference for TIS or any other non commercial station in KY. Regarding my hunt for the UNID 1640 station rebroadcasting A NOAA weather stream, I had assumed by content it was at or near Cave Run Lake, near Morehead KY. But we visited there Friday and no signal. I talked to the Corp of Engineers and they suggested we check in Jackson. So off we went. As we approached Jackson it was clear it was not there. But I decided to check the Jackson Airport/NOAA office to see what they knew. They were aware of the TIS stations in Winchester and Richmond that carried NOAA and were for use in the event of a nerve agent leak from the Blue Grass Army Depot in Richmond, but they knew of no station on 1640. They gave me a list of towns where there are low powered NOAA WX transmitters to check and it wasn't in any of them. On a lark we went to Richmond Yesterday and the TIS on 1610 is still only receivable right next the the emergency center. But there was a different station on 1640. This one is clearly connected with the Nerve Agent program and may be in Berea, or it may originate on the depot proper and have a very poor antenna/feedline/transmitter.Due to time constraints we could go further south then the bypass in Richmond. Sooner then later I hope to locate both 1640 transmitters. Terry I made a very good DF loop out of a square copper pipe loop a foot on each side and my Wellbrook ALA100 amp. I tried a larger loop (2ft per side) and the null was not very sharp. Perhaps it interacted with my body since I did this handheld. Anyway, DFing AM BCB is pretty trivial. Try a round loop next time. It should have better nulls. -- Telamon Ventura, California I made the loop myself so round isn't as easy as square. However, if the nulls are sharper, I would make the effort. Anywhere on the net I can read about the difference between round and square loops. Note the newest Wellbrook design is using a triangular loop.- Hide quoted text - - Show quoted text - Loop Antennas : Relative Size and Ease of Construction Circular (Round) Loops about the size of a big Hula Hoop * Stretch out your Arms - The distance between your Hands. Vertical Square-Rectangle Two Vertical Support-Points * Single narrow footprint along the Ground. * Height being the main Limiting Factor. Vertical Triangle One High Vertical Support-Point * Single narrow footprint along the Ground. * Height being the main Limiting Factor. * The two Slopping Sides of the Triangle are Angled to Face the incoming Sky-Waves along the Plane of the Triangle the K9AY Loop Antenna takes advantage of the Triangle Shape and uses Termination to switch the Front-to-Back Sides. Horizontal Square-Rectangle Four Vertical Support-Points * Four narrow footprints along the Ground. * Land being the main Limiting Factor. that's how i see it ~ RHF |
#7
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On Sep 4, 1:45 am, RHF wrote:
On Sep 3, 11:59 pm, wrote: On Sep 3, 3:47 pm, Telamon wrote: In article . com, wrote: On Sep 3, 12:02 pm, wrote: I can find no listing in any reference for TIS or any other non commercial station in KY. Regarding my hunt for the UNID 1640 station rebroadcasting A NOAA weather stream, I had assumed by content it was at or near Cave Run Lake, near Morehead KY. But we visited there Friday and no signal. I talked to the Corp of Engineers and they suggested we check in Jackson. So off we went. As we approached Jackson it was clear it was not there. But I decided to check the Jackson Airport/NOAA office to see what they knew. They were aware of the TIS stations in Winchester and Richmond that carried NOAA and were for use in the event of a nerve agent leak from the Blue Grass Army Depot in Richmond, but they knew of no station on 1640. They gave me a list of towns where there are low powered NOAA WX transmitters to check and it wasn't in any of them. On a lark we went to Richmond Yesterday and the TIS on 1610 is still only receivable right next the the emergency center. But there was a different station on 1640. This one is clearly connected with the Nerve Agent program and may be in Berea, or it may originate on the depot proper and have a very poor antenna/feedline/transmitter.Due to time constraints we could go further south then the bypass in Richmond. Sooner then later I hope to locate both 1640 transmitters. Terry I made a very good DF loop out of a square copper pipe loop a foot on each side and my Wellbrook ALA100 amp. I tried a larger loop (2ft per side) and the null was not very sharp. Perhaps it interacted with my body since I did this handheld. Anyway, DFing AM BCB is pretty trivial. Try a round loop next time. It should have better nulls. -- Telamon Ventura, California I made the loop myself so round isn't as easy as square. However, if the nulls are sharper, I would make the effort. Anywhere on the net I can read about the difference between round and square loops. Note the newest Wellbrook design is using a triangular loop.- Hide quoted text - - Show quoted text - Loop Antennas : Relative Size and Ease of Construction Circular (Round) Loops about the size of a big Hula Hoop * Stretch out your Arms - The distance between your Hands. Vertical Square-Rectangle Two Vertical Support-Points * Single narrow footprint along the Ground. * Height being the main Limiting Factor. Vertical Triangle One High Vertical Support-Point * Single narrow footprint along the Ground. * Height being the main Limiting Factor. * The two Slopping Sides of the Triangle are Angled to Face the incoming Sky-Waves along the Plane of the Triangle the K9AY Loop Antenna takes advantage of the Triangle Shape and uses Termination to switch the Front-to-Back Sides. Horizontal Square-Rectangle Four Vertical Support-Points * Four narrow footprints along the Ground. * Land being the main Limiting Factor. that's how i see it ~ RHF . Looking around the net, there seems to be two ways to do a triangular loop. One is a single pole, i.e. point at the top, and the other is two poles, i.e. point at the bottom. I can see the advantage to the point at the bottom. There would be less capacitance from the antenna to the ground. |
#8
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On Sep 6, 1:28 pm, wrote:
On Sep 4, 1:45 am, RHF wrote: On Sep 3, 11:59 pm, wrote: On Sep 3, 3:47 pm, Telamon wrote: In article . com, wrote: On Sep 3, 12:02 pm, wrote: I can find no listing in any reference for TIS or any other non commercial station in KY. Regarding my hunt for the UNID 1640 station rebroadcasting A NOAA weather stream, I had assumed by content it was at or near Cave Run Lake, near Morehead KY. But we visited there Friday and no signal. I talked to the Corp of Engineers and they suggested we check in Jackson. So off we went. As we approached Jackson it was clear it was not there. But I decided to check the Jackson Airport/NOAA office to see what they knew. They were aware of the TIS stations in Winchester and Richmond that carried NOAA and were for use in the event of a nerve agent leak from the Blue Grass Army Depot in Richmond, but they knew of no station on 1640. They gave me a list of towns where there are low powered NOAA WX transmitters to check and it wasn't in any of them. On a lark we went to Richmond Yesterday and the TIS on 1610 is still only receivable right next the the emergency center. But there was a different station on 1640. This one is clearly connected with the Nerve Agent program and may be in Berea, or it may originate on the depot proper and have a very poor antenna/feedline/transmitter.Due to time constraints we could go further south then the bypass in Richmond. Sooner then later I hope to locate both 1640 transmitters. Terry I made a very good DF loop out of a square copper pipe loop a foot on each side and my Wellbrook ALA100 amp. I tried a larger loop (2ft per side) and the null was not very sharp. Perhaps it interacted with my body since I did this handheld. Anyway, DFing AM BCB is pretty trivial. Try a round loop next time. It should have better nulls. -- Telamon Ventura, California I made the loop myself so round isn't as easy as square. However, if the nulls are sharper, I would make the effort. Anywhere on the net I can read about the difference between round and square loops. Note the newest Wellbrook design is using a triangular loop.- Hide quoted text - - Show quoted text - Loop Antennas : Relative Size and Ease of Construction Circular (Round) Loops about the size of a big Hula Hoop * Stretch out your Arms - The distance between your Hands. Vertical Square-Rectangle Two Vertical Support-Points * Single narrow footprint along the Ground. * Height being the main Limiting Factor. Vertical Triangle One High Vertical Support-Point * Single narrow footprint along the Ground. * Height being the main Limiting Factor. * The two Slopping Sides of the Triangle are Angled to Face the incoming Sky-Waves along the Plane of the Triangle the K9AY Loop Antenna takes advantage of the Triangle Shape and uses Termination to switch the Front-to-Back Sides. Horizontal Square-Rectangle Four Vertical Support-Points * Four narrow footprints along the Ground. * Land being the main Limiting Factor. that's how i see it ~ RHF . Looking around the net, there seems to be two ways to do a triangular loop. One is a single pole, i.e. point at the top, and the other is two poles, i.e. point at the bottom. I can see the advantage to the point at the bottom. There would be less capacitance from the antenna to the ground. M-Suchi - Yes that is true. I guess a Trianglular Loop with a single Apex {Point} that is supported by a one Pole would be called a Delta Loop. * These might have a Larger {Higher} Vertical Aspect and a shorter Horizontal Base Side. * With Base Corner Angles 60 Degrees or greater. * Uniform Distance from the Ground and therefore fixed ground Capacitance and a narrower BandWidth. The result would be a Delta Loop Antenna with a predominate Front and Back area of reception. While a Trianglular Loop with a Flat Top Side supported by two Poles would be called an Inverted Delta Loop. * These might have a Larger {Wider} Horizontal Aspect [Longer Flat Top] and a shorter Vertical Height and Sides. * With Base Corner Angle 90 Degrees or greater. * Variable Distance from the Ground and therefore non-fixed ground Capacitance and a wider BandWidth. The result would be an Inverted Delta Loop Antenna with a less predominate Front and Back area of reception. ~ RHF |
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